Mudguard, Crinkle, Lock Washer, Full Washers, Form A
TPE, Ceramic, Vulcanised Fibre, Nylon, Brass
28 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
4.85 mm, 2.1 mm, 12.5 mm, 5.36 mm, 6.5 mm
0.6 mm, 1.2 mm, 1.6 mm, 1.1 mm, 0.3 mm
M16, M5, M3 (Form A), M5 (Form A), M3
DIN 7980, DIN 127B, ASME B18.21.1, BS 4320B, BS 4463